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CVE-2018-3728

Estado: ModificadaAlta (8.8)—

hoek node module before 4.2.0 and 5.0.x before 5.0.3 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability via 'merge' and 'applyToDefaults' functions, which allows a malicious user to modify the prototype of "Object" via __proto__, causing the addition or modification of an existing property that will exist on all objects.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Hapijs — Hoek

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2018-3728",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 8.8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "support@hackerone.com",
      "affectedData": [
        {
          "vendor": "hapi",
          "product": "hoek node module",
          "versions": [
            {
              "status": "affected",
              "version": "Versions before 5.0.3"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-03-30T19:29:00.210",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/103108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
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    },
    {
      "url": "https://access.redhat.com/errata/RHSA-2018:1263",
      "tags": [
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    },
    {
      "url": "https://access.redhat.com/errata/RHSA-2018:1264",
      "tags": [
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    },
    {
      "url": "https://github.com/hapijs/hoek/commit/32ed5c9413321fbc37da5ca81a7cbab693786dee",
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    {
      "url": "https://hackerone.com/reports/310439",
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    },
    {
      "url": "https://nodesecurity.io/advisories/566",
      "tags": [
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    },
    {
      "url": "https://snyk.io/vuln/npm:hoek:20180212",
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      "source": "support@hackerone.com"
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    {
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
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      "tags": [
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        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "support@hackerone.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-471"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-471"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "hoek node module before 4.2.0 and 5.0.x before 5.0.3 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability via 'merge' and 'applyToDefaults' functions, which allows a malicious user to modify the prototype of \"Object\" via __proto__, causing the addition or modification of an existing property that will exist on all objects."
    },
    {
      "lang": "es",
      "value": "El módulo hoek en Node en versiones anteriores a la 5.0.3 se ve afectada por una vulnerabilidad MAID (modificación de datos asumidos como inmutables) mediante las funciones \"merge\" y \"applyToDefaults\", lo que permite que un usuario malicioso modifique el prototipo de \"Object\" mediante __proto__, provocando la adición o modificación de una propiedad existente que va a existir en todos los objetos."
    }
  ],
  "lastModified": "2026-06-17T01:57:44.063",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
              "matchCriteriaId": "95E7F4B8-573D-417C-8591-CD4CF7B5EF14",
              "versionEndExcluding": "4.2.0"
            },
            {
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              "vulnerable": true,
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              "versionEndExcluding": "5.0.3",
              "versionStartIncluding": "5.0.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "support@hackerone.com"
}